package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Slf4j
@Api(tags = "菜品接口")
public class DishController {

    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 处理菜品新增接口
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation("菜品添加")
    public Result save(@RequestBody DishDTO dishDTO){//DishDTO 接收前端合体数据
        log.info("新增的菜品信息是:"+dishDTO);
        //service 完成新增
        dishService.save(dishDTO);//dishDTO 既有菜品又有口味信息
        // 添加 该菜品分类信息 包含的菜品发生变化了  redis就不是最新数据了
        //   redis数据清理掉
        String key = "dish_"+dishDTO.getCategoryId();
        redisTemplate.delete(key);

        return Result.success();
    }

//菜品分页
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询:"+dishPageQueryDTO);
        //分页交给service 返回一个 PageResult
        PageResult pr = dishService.page(dishPageQueryDTO);
        return Result.success(pr);
    }

    // 菜品删除  批量和单独都写一起了
    @DeleteMapping
    @ApiOperation("菜品批量删除")
    public Result delete(@RequestParam List<Long> ids){
        log.info("批量删除id是:"+ids);
        //service 完成批量删除
        dishService.deleteBatch(ids);
        //   redis数据清理掉所有dish开头的缓存
        String key_pattern = "dish_*";//可以的规则
        Set keys = redisTemplate.keys(key_pattern);
        redisTemplate.delete(keys);
        return Result.success();
    }
    /**
     * 处理菜品修改接口
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation("菜品修改")
    public Result update(@RequestBody DishDTO dishDTO){//DishDTO 接收前端合体数据
        log.info("修改的菜品信息是:"+dishDTO);
        //service 完成新增
        dishService.update(dishDTO);//dishDTO 既有修改的菜品又有修改的口味信息
        //   redis数据清理掉
        String key = "dish_"+dishDTO.getCategoryId();
        redisTemplate.delete(key);
        return Result.success();
    }



    // 根据id查询菜品信息
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询:"+id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }
    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }


    /**
     * 菜品起售停售
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("菜品起售停售")
    public Result<String> startOrStop(@PathVariable Integer status, Long id){
        dishService.startOrStop(status,id);

        //   redis数据清理掉所有dish开头的缓存
        String key_pattern = "dish_*";//可以的规则
        Set keys = redisTemplate.keys(key_pattern);
        redisTemplate.delete(keys);

        return Result.success();
    }
}
